#ifndef ATTRIBUTE_H

#define ATTRIBUTE_H

#include <QStringList>

#include "xmlobj.h"

class AttributeTable;

/*! \brief A key and a value

*/

class Attribute:public XMLObj {

public:

	Attribute();

	void setKey (const QString &k);

	QString getKey ();

	void setValue (const QString &v);

	QString getValue();

	void setTable (AttributeTable *at);

	AttributeTable* getTable();

	QString getDataXML();

protected:

	QString key;

	QString value;

	AttributeTable *table;

};

/*! \brief A table containing a list of keys and each of these keys has

   a list of default values. The keys and the values for each key are

   unique.

*/

class AttributeTable:public XMLObj{

public:

	AttributeTable();

	~AttributeTable();

	void clear();

	void addKey (const QString &k);		//!< Adds a key to the table

	void removeKey (const QString &k);	//!< Removes key and its default values

	int countKeys();					//!< Return number of keys

	void addValue (const QString &k, const QString &v);	//!< Adds key and value

	QStringList getKeys ();

	QStringList getValues(const QString &k);

	QString getDataXML();

protected:

	QStringList keys;

	QList <QStringList> values;

};

#endif